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300字范文 > Mary her homework last night because she was ill.A. didn’tB. didn’t doC. doesn’tD. doesn’

Mary her homework last night because she was ill.A. didn’tB. didn’t doC. doesn’tD. doesn’

时间:2024-05-24 02:21:31

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Mary  her homework last night because she was ill.A. didn’tB. didn’t doC. doesn’tD. doesn’

问题补充:

Mary her homework last night because she was ill.

A. didn’t

B. didn’t do

C. doesn’t

D. doesn’t do

答案:

A. didn’t

(答案→)B. didn’t do

C. doesn’t

D. doesn’t do

解析:句意:Mary昨晚没有做她的家庭作业,因为她生病了。句中有时间状语last night,所以我们可以知道这说的是过去的事,应该用一般过去时,否定句用助动词did,做作业是do one’s homework,故选B。

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